News AnalysisAmericans and allies are too dependent on China tech, as demonstrated by recent revelations that our Chinese-manufactured credit card machines are sending data back to China for no good reason.The U.S. Treasury Department says that millions of Chinese point-of-sale (POS) devices, the credit card machines found at check-out counters, could be sending customer data back to China for no good reason.Treasury Department lab tests show that the data is encrypted and sent to unknown third parties in China. The transmissions are “superfluous to normal payment transaction processing,” according to a letter from the Treasury’s Office of Cybersecurity and Critical...